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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N55 Turbo Engine Tuning and Exhaust Modifications - 335i Tuning > Cobb AccessPORT help



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      12-20-2019, 09:55 PM   #1
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Cobb AccessPORT help

I just picked up a CObb AccessPORT for my 2011 e92. Followed the directions. Rom unsupported or dme update necessary.

I double checked my CAP model number and searched the inter web for e92 compatibility. All check out.

Other than scheduling a service appointment, is there anything I can do?
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      12-20-2019, 10:37 PM   #2
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Quote:
Originally Posted by Duchess22 View Post
I just picked up a CObb AccessPORT for my 2011 e92. Followed the directions. Rom unsupported or dme update necessary.

I double checked my CAP model number and searched the inter web for e92 compatibility. All check out.

Other than scheduling a service appointment, is there anything I can do?
Just do yourself a favor, ditch it and go with MHD or JB4. It honestly is way more worth it.
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      12-23-2019, 02:21 PM   #3
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Quote:
Originally Posted by Duchess22 View Post
I just picked up a CObb AccessPORT for my 2011 e92. Followed the directions. Rom unsupported or dme update necessary.

I double checked my CAP model number and searched the inter web for e92 compatibility. All check out.

Other than scheduling a service appointment, is there anything I can do?
Cobb stopped supporting this platform years ago. It is possible that you need an older rom version in order to flash your DME. I agree that it would make the most sense to sell the Cobb and go MHD if you're looking for a flash only solution. I will say that the JB4 with the Cobb BEF was one of the best setups I ran on my 2011 e92.

With that being said it probably isn't worth it to pay someone to flash an older rom, buy a JB4, and hope that you can find an older BEF.
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      12-23-2019, 08:27 PM   #4
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A local shop and Cobb confirmed that my generation of software was problematic, so Cobb stopped supporting it. Both recommended software update of the ecu to solve the problem. While the Cobb may not be the sexiest tune out there, it is my first tune on an 8 year old car with 74k miles. I’m not looking to go crazy. As long as Cobb is safe...

But I do get what you are saying.
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      12-23-2019, 08:50 PM   #5
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Quote:
Originally Posted by Duchess22 View Post
A local shop and Cobb confirmed that my generation of software was problematic, so Cobb stopped supporting it. Both recommended software update of the ecu to solve the problem. While the Cobb may not be the sexiest tune out there, it is my first tune on an 8 year old car with 74k miles. I’m not looking to go crazy. As long as Cobb is safe...

But I do get what you are saying.
Think of it this way... Cobb didn't get far enough into development. They basically figured out how to flash the DME, defined some tables, and then stopped working on it. I saw another member comment a handful of years ago stating that they had their ignition tables wrong. Something about corrections showing half the value they really were or something to that effect.
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      12-27-2019, 01:40 PM   #6
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So the shop bricked my ecu when trying to update my bmw software. The story is the ecu was “custom coded”. They couldn’t tell me if that meant it was tuned from the prior owner. Just that the update was taking all day to load, stopped, then the car wouldn’t start.

So yeah.
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      12-27-2019, 04:20 PM   #7
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Wasn’t custom coded, but was re written. Or something. Either way, snake eyes
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      12-27-2019, 04:27 PM   #8
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So after your DME gets repaired or replaced then use MHD. This wouldn't have been an issue had you gone that route.
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      12-27-2019, 07:29 PM   #9
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Sounds like you need a better shop...
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      01-25-2020, 05:34 AM   #10
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Update: I said “screw it” to the tune shop and booked an appointment at the bmw ASC. In an hour and half I received a call that the programming was completed and fully operational.

I programmed my Cobb AP and it flashed as designed. I can’t fully appreciate the changes because of the winter tires I have on now, but shifts are smooth and the the throttle is responsive. I will compare it this summer.
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